Controls and Indicators
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9.0 CONTROLS AND INDICATORS
Figure 8 Control and indicator overlays, vertical and horizontal

9.1 ON/Alarm Silence/Battery Test Button

This button controls output power to connected load(s) and has three functions:
• ON
• Alarm Silence
• Manual Battery Test
ON - Pressing this button will start up the UPS in order to provide conditioned and
protected power.
Alarm Silence - To silence alarms, press this button for at least one Second. After the
alarm is silenced, the Liebert GXT2-10000RT208 will reactivate the alarm system to
alert of additional problems.
Manual Battery Test - To initiate a manual battery test, press the ON/Alarm Silence/Battery Test
button for at least one second while operating from utility power with no alarm conditions present.
• If only three of the five battery indicators illuminate, allow the UPS to recharge the batteries for
24 hours.
• After 24 hours, retest the batteries.
• After the batteries have been retested, if only three of the five battery indicators illuminate, con-
tact your local dealer, Liebert representative or Liebert Worldwide Support Group.

9.2 OFF/Bypass Button

This button controls output power to connected load(s) and has dual functions: OFF
and Bypass.
Pressing the OFF/Bypass button twice within 4 seconds shuts off power to the output receptacles and
connected loads, but the UPS’s circuits remain live, charging the unit’s battery.
NOTE
The LOW BATTERY and BYPASS reminder alarms CANNOT be silenced.
!CAUTION
Pressing the OFF/Bypass button once will cause the load to be
transferred to bypass power. Pressing the OFF/Bypass button a second
time within 4 seconds will result in loss of power to the output
receptacles and connected loads. Perform all necessary shutdown
procedures on connected loads before pressing this button twice.
!
UPStation GXT
L1 L2
AC INPUT
- +
BATTERY
UPS ON
BYPASS
Horizontal overlay for rack mounting
Vertical overlay
for tower
installation
All indicators lit for illustrative purposes.
DISCONTINUED
PROD U C T